netdev - Re: [PATCH net-next v3 0/5] expand meter tables and fix bug

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Date:   Thu, 23 Apr 2020 12:49:51 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     xiangxia.m.yue@...il.com
Cc:     pshelar@....org, azhou@....org, blp@....org, u9012063@...il.com,
        netdev@...r.kernel.org, dev@...nvswitch.org
Subject: Re: [PATCH net-next v3 0/5] expand meter tables and fix bug

From: David Miller <davem@...emloft.net>
Date: Thu, 23 Apr 2020 12:45:29 -0700 (PDT)

> From: xiangxia.m.yue@...il.com
> Date: Thu, 23 Apr 2020 01:08:55 +0800
> 
>> From: Tonghao Zhang <xiangxia.m.yue@...il.com>
>> 
>> The patch set expand or shrink the meter table when necessary.
>> and other patches fix bug or improve codes.
> 
> Series applied, thanks.

Actually I had to revert, this adds build warnings:

In file included from ./include/linux/uio.h:8,
                 from ./include/linux/socket.h:8,
                 from ./include/uapi/linux/if.h:25,
                 from net/openvswitch/meter.c:8:
net/openvswitch/meter.c: In function ‘ovs_meters_init’:
./include/linux/kernel.h:842:29: warning: comparison of distinct pointer types lacks a cast
   (!!(sizeof((typeof(x) *)1 == (typeof(y) *)1)))
                             ^~
./include/linux/kernel.h:856:4: note: in expansion of macro ‘__typecheck’
   (__typecheck(x, y) && __no_side_effects(x, y))
    ^~~~~~~~~~~
./include/linux/kernel.h:866:24: note: in expansion of macro ‘__safe_cmp’
  __builtin_choose_expr(__safe_cmp(x, y), \
                        ^~~~~~~~~~
./include/linux/kernel.h:875:19: note: in expansion of macro ‘__careful_cmp’
 #define min(x, y) __careful_cmp(x, y, <)
                   ^~~~~~~~~~~~~
net/openvswitch/meter.c:733:28: note: in expansion of macro ‘min’
  tbl->max_meters_allowed = min(free_mem_bytes / sizeof(struct dp_meter),
                            ^~~